An artist paints and sells square tiles. The selling price $P$, in dollars, of a painted tile is a linear function of the side length of the tile $s$, in inches, as shown in the table below.
| Side length, $s$ (inches) | Price, $P$ (dollars) |
|---|---|
| 3 | 8.00 |
| 6 | 18.00 |
| 9 | 28.00 |
Which of the following could define the relationship between $s$ and $P$?
Difficulty: Medium
Sponsored Ads